Re: EXPLAIN ANALYZE for parallel query doesn't report the SortMethod information.

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Robert Haas <robertmhaas(at)gmail(dot)com>
Cc: Amit Kapila <amit(dot)kapila16(at)gmail(dot)com>, Fujii Masao <masao(dot)fujii(at)gmail(dot)com>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: EXPLAIN ANALYZE for parallel query doesn't report the SortMethod information.
Date: 2016-07-07 15:55:48
Message-ID: 17689.1467906948@sss.pgh.pa.us
Views: Raw Message | Whole Thread | Download mbox | Resend email
Thread:
Lists: pgsql-hackers

Robert Haas <robertmhaas(at)gmail(dot)com> writes:
> On Thu, Jul 7, 2016 at 10:07 AM, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> wrote:
>> Presumably the instrumentation data needed for that is not getting
>> returned from the worker to the leader.

> Yes.

> ...
> I'm not sure about the rest of you, but I'd kind of like to finish
> this release and start working on the next one.

Agreed. We should make sure that the possible omissions from EXPLAIN
output are adequately documented, but actually fixing that seems like
material for a future release cycle.

regards, tom lane

In response to

Responses

Browse pgsql-hackers by date

  From Date Subject
Next Message Tom Lane 2016-07-07 16:18:46 Re: Header and comments describing routines in incorrect shape in visibilitymap.c
Previous Message Robert Haas 2016-07-07 15:35:22 Re: Parallel query and temp_file_limit